Finding the Fourth Proportional to 283,221.30, 424,730.74 and 93,646.68
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Solution
The fourth proportional to 283,221.30, 424,730.74 and 93,646.68 is: 140,436.56
Step by Step Solution
- Step 1: Write the proportion equation
283,221.30 : 424,730.74 = 93,646.68 : x - Step 2: Convert to fraction form
283,221.30/424,730.74 = 93,646.68/x - Step 3: Cross multiply
283,221.30x = 424,730.74 × 93,646.68 - Step 4: Simplify right side
283,221.30x = 39,774,623,694.94 - Step 5: Solve for x
x = 39,774,623,694.94/283,221.30 - Step 6: Final answer
x = 140,436.56
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.